She is ululating with joy.

She ululates with joy at her graduation ceremony.

The ululant wind echoed through the empty streets.

The uluit are traditional Inuit knives used for hunting and cutting.

The uluses of the nomadic tribes were spread across the vast steppe.

The ululative cry echoed through the night.

The ululatory cry echoed through the night.

Ulughbegsaurus is a newly discovered dinosaur species.

I saw a school of uluas swimming in the ocean.

I caught a large ulua while fishing.